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Q: Is the square root of -57 rational or irrational?

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Since 57 is not a perfect square, its square root is IRRATIONAL.

No

Rational

57 is a rational number

57 is the square root of 3249

The square root of 57 is between 7 and 8

root 57 in radical form is √57 since 57 = 3 x 19 and there are no square factors.

Square root(57) x 136 = 1,026.77748

No, it is a rational number because it can be expressed as a fraction in the form of 57/100

57

7.6

just about 7.54983443527075

The square of 57 is 3249 The square root of 57 is closer to 8.

42

7.5

7.5

2x(square root of 57) If we approximate this, it is about 15.1 but the first answer is exact and in simplest form.

By definition. If you multiply 7.549..... x 7.549.... it will equal 57.

You can't because 0.57 is a rational number that can be expressed as a fraction in the form of 57/100 whereas irrational numbers can't be expressed as fractions.

Yes, the number 57 is a rational number, as it can be written as a fraction.

None, since 57 is NOT an irrational number.

57 = 3 x 19 [neither of which are perfect squares], so it is already simplest form.

No 0.57 = 57/100 All decimal numbers which terminate or end with a repeating cycle of 1 or more digits are rational numbers. All decimal numbers that do not terminate and do not repeat are irrational.

It is a rational number because it can be expressed as a fraction in the form of 19/33 = 0.'57' repeating '57'

sqrt (104x57)= sqrt(5928) =76,99